Skip to main content

Table 2 Intubation success rates for each number of attempts, presented as individual increments and cumulative totals (n = 674)

From: Intubation success in prehospital emergency anaesthesia: a retrospective observational analysis of the Inter-Changeable Operator Model (ICOM)

Number of attempts required to pass an endotracheal tube

Success/n

Success/n (cumulative)

Cumulative success/% (95% CI)

One

604

604

89.6% (87.1–91.7)

Two

61

665

98.7% (97.5–98.7)

Three

7

672

99.7% (98.9–100.0)

Four

2

674

100.0% (99.4–100.0)

  1. n number, 95% CI 95% CI confidence interval (Wilson/Brown method)